KR20230170316A - High performance slim speaker - Google Patents

Abstract

The high-performance slim speaker according to the present invention is a slim speaker for TV, which includes an upper assembly part and a lower assembly part and has a slim structure in the direction of the TV surface, wherein the lower assembly part covers the lower part of the speaker and extends in the vertical direction. A lower frame portion (1-1) having an opening; A yoke (4) located on the lower frame portion (1-1) and covering the opening of the lower frame portion (1-1); a lower magnet portion and an upper magnet portion (3) located on the yoke (4); and a plate (2) interposed between the lower magnet part and the upper magnet part (3), wherein the upper assembly part covers the upper part of the speaker and has an upper frame part (1- 2); a reflector (12) covering the opening of the upper frame portion (1-2); A protrusion protruding from the lower part of the reflector 12; A bobbin attached while surrounding the lower magnet portion, the upper magnet portion 3, and the plate 2 inside; A voice coil (6) wound around the bobbin and vibrating the bobbin up and down according to an applied electric signal; A supporter part (11), one end of which is supported on the outer surface of the voice coil (6), and the other end of which extends to be supported by the cone paper (8); A cone paper (8) connected to the supporter unit (11) and vibrating up and down by receiving the vertical vibration of the voice coil through the supporter unit (11); And a damper (7) connecting between the cone paper (8) and the protrusion, and connecting between the cone paper (8) and the upper frame (1-2), including the bobbin and the voice coil ( 6), a vibration system unit including the supporter unit 11, the cone paper 8, and the damper 7, the yoke 4, the lower magnet unit and the upper magnet unit 3, and the plate 2 ) is located further outward in the circumferential direction from the center of the magnetic field unit than the magnetic field unit including ), thereby ensuring a larger free space in which the vibrating system unit can vibrate up and down.

Description

High performance slim speaker{HIGH PERFORMANCE SLIM SPEAKER}

The present invention relates to a high-performance slim speaker, and more specifically, a reflector is integrated into a high-performance speaker including an upper frame portion, and the reflector is directly bonded to the upper magnet portion through bonding, so that the lower magnet portion, the upper magnet portion, and the plate The present invention relates to a high-performance slim speaker having a slim structure in the direction of the TV surface, capable of utilizing the entire thickness of the magnetic field part including as the vertical vibration space of the vibration system part.

Figure 1 is an enlarged view of the main part of the top view, side cross-sectional view, bottom view, and side cross-sectional view of a speaker according to the prior art, and Figure 2 is an enlarged view of the main part of the speaker according to the prior art. .

As shown in Figures 1 and 2, a conventional speaker includes a frame (1), upper and lower magnets (3) provided inside the frame (1) and made of rings, and the upper and lower magnets (3). A magnetic circuit is formed by installing a plate (2) interposed between and a yoke (4) located below the lower magnet (3).

Here, the voice coil 6 provided near the outer circumference of the upper and lower magnets 3 consists of a bobbin and a coil wound around the outer circumference of the bobbin. The bobbin surrounds the outer periphery of the upper and lower magnets 3, and its approximately central portion is supported on the frame 1 by a damper 7 to enable vibration in the up and down directions. In addition, the top of the bobbin is coupled to the cap (9), and is supported by the corn paper (8) between the top of the bobbin and the area where the bobbin is coupled to the damper.

In addition, here, the tinsel wire 10 connects the externally supplied sound signal and the terminal 5 to which power is applied and the lead wire of the coil, and as a result, the sound signal to be played by the speaker is connected to the coil. will be provided to.

As such, in the case of the conventional speaker shown in FIGS. 1 and 2, in a recent situation where the thickness of the speaker is also becoming slimmer as TV designs become slimmer, the space “A” in FIG. 1 (between the damper 7 and the frame 1) The space of, i.e. the free space of the damper 7) and the “B” space (the space between the tinsel wire 10 and the damper 7, i.e. the free space of the tinsel wire 10) become increasingly smaller, Securing the amplitude for the up and down movement of the voice coil (6) is also becoming more and more limited. In such a situation, when the thickness of the speaker becomes slim, it causes the problem of lower performance compared to thick speakers.

In relation to this, according to Korea Registered Utility Model No. 20-0371619 (registered on December 21, 2004, title of invention: Thin Speaker with Damper), which is a conventional patent document, “The present invention is a thin speaker with a damper installed.” ), which relates to a base body including a receiving opening opening upward; an electromagnetic assembly installed in the receiving opening and including at least a yoke, a magnet, an electrode plate (Pole Piece), and a voice coil; an edge having an edge of the receiving opening of the base body a vibrating membrane connected to surround the vibrating membrane; a damper having a wave-shaped cross section is installed at the center of the vibrating membrane; a voice coil of the electromagnetic assembly is installed on a side of the vibrating membrane opposite to the storage opening and is attached to an outer edge of the damper. A technical configuration in which the center of the damper is fixed to the electromagnetic assembly is disclosed.

However, in the above-published utility model publication, an attempt was made to propose a slim and thin speaker, but the “A” space and “B” space in FIG. 1, that is, the free space of the damper and the free space of the tinsel wire, are still getting smaller and smaller. , securing the amplitude for the up and down movement of the voice coil (6) did not solve the problem of increasing restrictions.

Furthermore, in the utility model publication, the reflector considered in the present invention is integrated into a high-performance speaker including an upper frame portion, and the reflector is directly bonded to the upper magnet portion through bonding, so that the lower magnet portion, the upper magnet portion, and the plate There was no awareness of the problem of a high-performance slim speaker with a slim structure in the direction of the TV surface that could utilize the entire thickness of the magnetic field section, including as the vertical vibration space of the vibration field section.

Registered Utility Model Publication No. 20-0371619 (registered on December 21, 2004), thin speaker with damper installed Registered Patent Publication No. 10-2181415 (registered on November 16, 2020), high-performance slim speaker Registered Patent Publication No. 10-2212327 (registered on January 29, 2021), high-performance slim speaker

The present invention was created to solve the above-mentioned problems, and the purpose of the present invention is to integrate the reflector into a high-performance speaker including the upper frame portion, and to attach the reflector directly to the upper magnet portion through bonding, so that the lower magnet portion, The aim is to provide a high-performance slim speaker that has a slim structure in the direction of the TV surface and can utilize the entire thickness of the magnetic field part, including the upper magnet part and the plate, as an upper and lower vibration space of the vibration system part.

A high-performance slim speaker according to the present invention for achieving the above object is a slim speaker for TV, which includes an upper assembly portion and a lower assembly portion and has a slim structure in the direction of the TV surface, wherein the lower assembly portion is of the speaker. A lower frame portion (1-1) that covers the lower part and has openings in the vertical direction; A yoke (4) located on the lower frame portion (1-1) and covering the opening of the lower frame portion (1-1); a lower magnet portion and an upper magnet portion (3) located on the yoke (4); and a plate (2) interposed between the lower magnet part and the upper magnet part (3), wherein the upper assembly part covers the upper part of the speaker and has an upper frame part (1- 2); a reflector (12) covering the opening of the upper frame portion (1-2); A protrusion protruding from the lower part of the reflector 12; A bobbin attached while surrounding the lower magnet portion, the upper magnet portion 3, and the plate 2 inside; A voice coil (6) wound around the bobbin and vibrating the bobbin up and down according to an applied electric signal; A supporter part (11), one end of which is supported on the outer surface of the voice coil (6), and the other end of which extends to be supported by the cone paper (8); A cone paper (8) connected to the supporter unit (11) and vibrating up and down by receiving the vertical vibration of the voice coil through the supporter unit (11); And a damper (7) connecting between the cone paper (8) and the protrusion, and connecting between the cone paper (8) and the upper frame (1-2), including the bobbin and the voice coil ( 6), a vibration system unit including the supporter unit 11, the cone paper 8, and the damper 7, the yoke 4, the lower magnet unit and the upper magnet unit 3, and the plate 2 ) is located further outward from the center of the magnetic field unit in the circumferential direction than the magnetic field unit including ), so that a larger free space for the vibrating system unit to vibrate up and down can be secured.

Here, the reflector 12 is seated on the reflector seat provided in the upper frame part 1-2, and is coupled to cover the opening of the upper frame part 1-2 and at the same time covers the upper part of the speaker, The part where the upper frame part 1-2 and the reflector 12 are combined form a flat plane, so that the reflector is integrated into the high-performance speaker including the upper frame part 1-2.

In addition, the reflector 12 is directly bonded to the upper magnet portion 3 through bonding, so that the entire thickness of the magnetic field portion including the lower magnet portion, the upper magnet portion 3, and the plate 2 is formed. It becomes possible to utilize as a vertical vibration space of the vibration system unit.

In addition, the reflector 12, together with the protrusion, the cone paper 8 and the damper 7, reflects between the reflector 12, the protrusion, the cone paper 8 and the damper 7. By forming a space, the air vibration formed in the reflection space through the vertical vibration of the cone paper 8 can be converted to the vertical direction and provided in the direction of the outer circumference of the high-performance slim speaker.

In addition, the damper has a ring shape that connects the cone paper 8 and the protrusion and connects the cone paper 8 and the upper frame 1-2, and is made of a conductive metal material. It can be formed as

In addition, the damper is made of plastic that connects the cone paper 8 and the protrusion and has a ring shape that connects the cone paper 8 and the upper frame 1-2, and takes a curved shape. material, may be formed of synthetic resin material, rubber material, or urethane material.

In addition, the supporter unit 11 has n supporters, one end of which supports the voice coil 6 on the outer surface and the other end extended to support the cone paper 8, formed at the same radial angle (n). can be formed as a support bridge of (a natural number of 2 or more). If n is 3, three support bridges are formed at an angle of 120 degrees.

In addition, a terminal (5) that receives power and sound signals from the outside; and a tinsel wire unit 10 that connects the terminal and the voice coil to transmit the sound signal to the voice coil.

Additionally, the tinsel wire portion includes a (+) terminal tinsel wire and the (-) terminal tinsel wire.

In addition, it is preferable that the high-performance slim speakers are placed on each side of the lower rear of the TV, and that the reflector forms a part of the rear of the TV.

According to the high-performance slim speaker according to the present invention,

First, the reflector is integrated into the high-performance speaker including the upper frame portion, and the reflector is directly bonded to the upper magnet portion through bonding, so that the entire thickness of the magnetic field portion including the lower magnet portion, upper magnet portion, and plate is applied to the upper and lower sides of the vibration system portion. It is possible to utilize it as a vibration space.

Through this, it is possible to have a slimmer structure in the direction of the TV surface.

Second, the reflector, together with the protrusion, cone paper, and damper, forms a reflective space between the reflector, protrusion, cone paper, and damper, and directs the air vibration formed in the reflective space through the up and down vibration of the cone paper in the vertical direction. By converting it, it is possible to change the direction to the outer circumference of a high-performance slim speaker and provide it.

Third, the vibration system unit including the bobbin, voice coil, supporter unit, cone paper, and damper is located further outward in the circumferential direction from the center of the magnetic field unit than the magnetic field unit including the yoke, lower magnet unit, upper magnet unit, and plate. Thus, more free space for the vibration meter to vibrate up and down can be secured.

Through this, even though it is a slim speaker, it is possible to use a thicker magnetic material than before, so even though it is slim, performance is further improved, high output can be obtained, and sound quality can be improved.

Fourth, in recent cases, slim displays, etc. often require speakers to be slim as well. According to the present invention, it is possible to achieve the effect of not deteriorating performance even when implemented in a slim flat-screen TV, etc.

Figure 1 is an enlarged view of main parts in a plan view from the top, a side cross-sectional view, a top view from the bottom, and a side cross-sectional view of a speaker according to the prior art.
Figure 2 is an enlarged view of the main parts of a speaker according to the prior art.
Figure 3 shows the installation of speakers assembled in a conventional TV.
FIG. 4 shows a cross-section of the left display portion of the drawing shown in FIG. 3.
Figure 5 shows the characteristic configuration of a high-performance slim speaker according to a preferred embodiment of the present invention, compared to the speaker assembled in the conventional TV shown in Figures 3 and 4.
Figure 6 is an exploded view of the high-performance slim speaker according to the present invention shown in Figure 5.
Figure 7 shows another embodiment implemented with a conductive metal-based damper (yellow parts), unlike the damper used in Figure 6.
Figure 8 shows another embodiment implemented with a plastic damper (indicated by a red circle) that takes a curved shape, unlike the damper used in Figure 6.
Figure 9 shows another embodiment in addition to Figures 7 and 8.
Figure 10 is a side cross-sectional view of a high-performance slim speaker according to a preferred embodiment of the present invention.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the attached drawings. Prior to this, the terms or words used in this specification and claims should not be construed as limited to their usual or dictionary meanings, and the inventor should appropriately define the concept of terms in order to explain his or her invention in the best way. Based on the principle of definability, it must be interpreted with meaning and concept consistent with the technical idea of the present invention.

Accordingly, the embodiments described in this specification and the configurations shown in the drawings are only one of the most preferred embodiments of the present invention and do not represent the entire technical idea of the present invention, so at the time of filing this application, various alternatives are available to replace them. It should be understood that equivalents and variations may exist.

Figure 3 shows the installation of a speaker assembled in a conventional TV, Figure 4 shows a cross-section of the left display part of the drawing shown in Figure 3, and Figure 5 shows a speaker assembled in the conventional TV shown in Figures 3 and 4. This shows the characteristic configuration of a high-performance slim speaker according to a preferred embodiment of the present invention compared to the speaker used in the present invention. Additionally, Figure 10 is a side cross-sectional view of a high-performance slim speaker according to a preferred embodiment of the present invention. Below, FIGS. 5 and 10 will be used for explanation.

As shown in FIGS. 5 and 10, a slim speaker for a TV having a slim structure in the direction of the TV surface according to an embodiment of the present invention includes an upper assembly portion and a lower assembly portion. Here, the concept of upper and lower parts in the upper assembly part and lower assembly part is the concept of lower part and upper part when the speaker is viewed separately. Spatially, the front side of the TV, that is, the side where the viewer is located, is the lower part, and the lower part of the TV is Please note that the back side, that is, the side where the wall where the TV is installed, is the upper part.

Additionally, as shown in FIG. 3, one high-performance slim speaker can be placed on each side of the bottom rear of the TV. It is also possible for a reflector to form part of the rear (back) of the TV.

First, the lower assembly portion includes a lower frame portion (1-1), a yoke (4), a lower magnet portion and an upper magnet portion (3), and a plate (2).

Here, the lower frame portion 1-1 covers the lower part of the high-performance slim speaker and has openings in the vertical direction. The lower frame portion 1-1, together with the upper frame portion 1-2, forms a space portion that accommodates each component of the high-performance slim speaker therein. The yoke (4) is located on the lower frame part (1-1), covers the opening of the lower frame part (1-1), and together with the lower magnet part and the upper magnet part (3) draws magnetic flux from the magnetic circuit. It acts as a magnetic path.

The lower magnet portion and the upper magnet portion 3 are located on the yoke 4 and usually have a circular shape, but may have various shapes other than the circular shape, such as a square, track shape, or oval. The lower magnet portion and the upper magnet portion 3 may be implemented as separate internal magnetic materials and external magnetic materials. The plate 2 is sandwiched between the lower magnet portion and the upper magnet portion 3.

Next, the upper assembly part includes an upper frame part (1-2), a reflector (12), a protrusion, a bobbin, a voice coil (6), a supporter part (11), a cone paper (8), and a damper (7). do.

Here, the upper frame portion 1-2 covers the upper part of the high-performance slim speaker and has openings in the vertical direction. It may have a circular opening as shown in Figure 6. In addition to this, the upper frame portion 1-2 may have a square opening, a track-shaped opening, or an oval-shaped opening in addition to a circular opening shape.

The reflector 12 is seated on the reflector seating portion (i.e., a wide groove portion slightly stepped downward from the upper frame portion 1-2) provided in the upper frame portion 1-2, and is mounted on the upper frame portion 1-2. It covers the opening of 2) and is combined to cover the top of the high-performance slim speaker. The reflector 12 is seated on the reflector mounting portion provided in the upper frame portion 1-2, so that the portion where the upper frame portion 1-2 and the reflector 12 are seated and joined is a flat plane when viewed from the outside ( That is, it is possible for the reflector to be manufactured integrally with the high-performance speaker including the upper frame portion (1-2) by forming the reflector (appears to be the same plane).

The reflector 12 is a structure that receives sound from a high-performance slim speaker, that is, changes the direction of the sound coming from the front of the TV toward the back (acoustic vibration in the direction perpendicular to the TV surface) and sends it to the bottom of the TV, and is made of a steel plate or injection molded material. make it The structure is to assemble the remaining components of the high-performance slim speaker first, make the reflector separately, place it in the reflector mounting groove, and then bolt it to assemble.

In the existing speaker, there was a cover covering the opening of the upper frame and a separate reflector spaced apart from the cover, but this did not utilize the thickness of the reflector, the thickness of the cover, and the distance between the reflector and the cover, reducing the degree of freedom. However, in the present invention, even the thickness of the reflector is prevented from being a factor that reduces the degree of freedom. This is shown in Figure 5.

In addition, the reflector 12 is directly bonded to the above-described upper magnet portion 3 through bonding with an adhesive or the like, so that the entire thickness of the magnetic field portion including the lower magnet portion, the upper magnet portion, and the plate 2 is formed. It becomes possible to utilize as the vertical vibration space of the vibration meter. Here, the vibration meter includes a voice coil (6), a supporter unit (11), and a cone paper (8) that vibrate up and down based on an acoustic signal (electrical signal) applied through the terminal. It is a configuration that generates sound corresponding to the sound signal by causing vibration in the air.

In addition, the reflector 12 includes a protrusion (a part protruding from the lower surface of the reflector and connected to the damper), a cone paper 8, and a damper 7, along with the reflector 12, the protrusion, the cone paper 8, and the damper. A reflection space is formed between (7), and the air vibration formed in the reflection space through the vertical vibration of the cone paper (8) is converted to the vertical direction and provided in the direction of the outer circumference of the high-performance slim speaker. .

Next, the bobbin is attached by surrounding the lower magnet portion, the upper magnet portion 3, and the plate 2 inside. The bobbin coil 6 is wound around the bobbin and vibrates the bobbin up and down according to an electric signal (acoustic signal) applied through a terminal. When an electric signal representing an acoustic signal is passed through the coil wound within the magnetic gap, a driving force is generated and serves as a vibration source for the speaker. The material of the winding may be copper wire or aluminum wire.

The supporter unit 11 has one end supported on the outer surface of the voice coil 6 and the other end extended so as to be supported on the cone paper 8. The cone paper 8 is connected to the supporter unit 11 and receives the vertical vibration of the voice coil through the supporter unit 11 to vibrate up and down. It is possible to further improve the playback sound quality by forming it from paper or special materials. The damper 7 connects the cone paper 8 and the protrusion, and also connects the cone paper 8 and the upper frame 1-2.

As described above, the vibration system part including the bobbin, voice coil 6, supporter part 11, cone paper 8 and damper 7, yoke 4, lower magnet part and upper magnet part 3 , and the magnetic field unit including the plate 2, is located further outward (further from the center) in the circumferential direction from the center of the magnetic field unit, and the magnetic field unit and the vibration system unit are arranged at different positions on the plane, so that the thickness is not increased. In addition, it ensures a larger free space for the vibration meter to vibrate up and down.

Next, as shown in FIG. 7, the damper has a ring shape that connects the cone paper 8 and the protrusion and connects the cone paper 8 and the upper frame 1-2, but is conductive. It is possible to be formed of a metal material. Or, as shown in FIG. 8, the damper has a ring shape that connects the cone paper 8 and the protrusion and connects the cone paper 8 and the upper frame 1-2, but takes a curved shape. It can also be made of plastic material, synthetic resin material, rubber material, or urethane material. The damper is connected to the upper frame because a fitting structure is formed on the upper frame, and the damper is joined by fitting into the fitting structure. At this time, it is made of plastic, rubber, urethane, etc. to facilitate fitting. It is possible.

In addition, the supporter unit 11 has n supporters, one end of which supports the voice coil 6 on the outer surface and the other end extended to support the cone paper 8, formed at the same radial angle (n is 2). It can be formed as a support bridge of (a natural number or more). If n is 3, three support bridges are formed at an angle of 120 degrees. .

In addition, the terminal 5 in FIG. 10 is configured to receive power and sound signals from the outside, and the tinsel wire portion 10 connects the terminal 5 and the voice coil 6 to transmit the sound signal to the voice coil 6. ) is a configuration that is transmitted to. This tinsle wire portion includes a (+) terminal tinsel wire and the (-) terminal tinsel wire.

Through the above-mentioned configuration, a slimmer structure is possible and it is possible to use a thicker magnet than before, so despite being slim, performance is further improved, high output can be obtained, and sound quality can be improved. It can provide high-performance slim speakers.

As described above, although the present invention has been described with limited examples and drawings, the present invention is not limited thereto, and the technical idea of the present invention and the following will be understood by those skilled in the art to which the present invention pertains. Of course, various modifications and variations are possible within the scope of equivalence of the claims to be described.

1-1...lower frame
1-2...Upper frame
2...Plate
3...magnet
4...York
5...Terminal
6...Voice coil
7...Damper
8...Corn Paper
10... Tinsel wire
11...Supporter Department

Claims (10)

A slim speaker for TV, including an upper assembly portion and a lower assembly portion, and having a slim structure in the direction of the TV surface,
The lower assembly part includes a lower frame part (1-1) that covers the lower part of the speaker and has openings in the vertical direction; A yoke (4) located on the lower frame portion (1-1) and covering the opening of the lower frame portion (1-1); a lower magnet portion and an upper magnet portion (3) located on the yoke (4); And a plate (2) interposed between the lower magnet portion and the upper magnet portion (3),
The upper assembly part includes an upper frame part (1-2) that covers the upper part of the speaker and has openings in the vertical direction; a reflector (12) covering the opening of the upper frame portion (1-2); a protrusion protruding from the lower part of the reflector 12; A bobbin attached while surrounding the lower magnet portion, the upper magnet portion 3, and the plate 2 inside; A voice coil (6) wound around the bobbin and vibrating the bobbin up and down according to an applied electric signal; A supporter part (11), one end of which is supported on the outer surface of the voice coil (6), and the other end of which extends to be supported by the cone paper (8); A cone paper (8) connected to the supporter unit (11) and vibrating up and down by receiving the vertical vibration of the voice coil through the supporter unit (11); And a damper (7) connecting between the cone paper (8) and the protrusion and connecting between the cone paper (8) and the upper frame (1-2),
The vibration system unit including the bobbin, the voice coil 6, the supporter unit 11, the cone paper 8, and the damper 7, the yoke 4, the lower magnet unit, and the upper magnet unit ( 3), and is located further outward in the circumferential direction from the center of the magnetic field unit than the magnetic field unit including the plate 2, so as to secure a larger free space for the vibration system unit to vibrate up and down. to,
High-performance slim speaker.
According to claim 1,
The reflector 12 is seated on a reflector mounting portion provided in the upper frame portion 1-2 and is coupled to cover the opening of the upper frame portion 1-2 and at the same time covers the upper part of the speaker. The part where the frame portion (1-2) and the reflector (12) are combined forms a flat plane so that the reflector is integrated into a high-performance speaker including the upper frame portion (1-2).
High-performance slim speaker.
According to claim 2,
The reflector 12 is directly bonded to the upper magnet portion 3 through bonding, covering the entire thickness of the magnetic field portion including the lower magnet portion, the upper magnet portion 3, and the plate 2, Characterized in that it is utilized as a vertical vibration space of the vibration system unit,
High-performance slim speaker.
According to claim 3,
The reflector 12, together with the protrusion, the cone paper 8 and the damper 7,
A reflective space is formed between the reflector 12, the protrusion, the cone paper 8, and the damper 7,
Characterized in that the air vibration formed in the reflection space through the up and down vibration of the cone paper (8) is converted to the vertical direction and provided by changing the direction toward the outer circumference of the high-performance slim speaker.
High-performance slim speaker.
According to claim 4,
The damper has a ring shape that connects the cone paper 8 and the protrusion and connects the cone paper 8 and the upper frame 1-2, and is made of a conductive metal material. Characterized by being,
High-performance slim speaker.
According to claim 4,
The damper is made of a plastic material that connects the cone paper (8) and the protrusion and has a ring shape that connects the cone paper (8) and the upper frame (1-2) and takes a curved shape, Characterized in that it is made of synthetic resin material, rubber material, or urethane material,
High-performance slim speaker.
According to claim 4,
The supporter unit 11 has n supporters formed at the same radial angle, one end of which supports the voice coil 6 on the outer surface and the other end extending to support the cone paper 8 (n is 2). Characterized in that it is formed by a supporter bridge of (or more natural numbers),
High-performance slim speaker.
According to claim 7,
A terminal (5) that receives power and sound signals from the outside; And a tinsel wire portion (10) that connects the terminal and the voice coil to transmit the sound signal to the voice coil.
High-performance slim speaker.
According to claim 8,
The tinsel wire portion includes a (+) terminal tinsel wire and the (-) terminal tinsel wire,
High-performance slim speaker.
According to clause 9,
The high-performance slim speaker is disposed on each side of the lower rear of the TV, and the reflector forms a part of the rear of the TV.
High-performance slim speaker.

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